diff options
Diffstat (limited to 'kernel/irq/manage.c')
| -rw-r--r-- | kernel/irq/manage.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 40fe7806cc8c..8ce75495e04f 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -321,7 +321,7 @@ static int irq_try_set_affinity(struct irq_data *data, } static bool irq_set_affinity_deactivated(struct irq_data *data, - const struct cpumask *mask, bool force) + const struct cpumask *mask) { struct irq_desc *desc = irq_data_to_desc(data); @@ -354,7 +354,7 @@ int irq_set_affinity_locked(struct irq_data *data, const struct cpumask *mask, if (!chip || !chip->irq_set_affinity) return -EINVAL; - if (irq_set_affinity_deactivated(data, mask, force)) + if (irq_set_affinity_deactivated(data, mask)) return 0; if (irq_can_move_pcntxt(data) && !irqd_is_setaffinity_pending(data)) { @@ -723,10 +723,13 @@ EXPORT_SYMBOL(disable_irq_nosync); * to complete before returning. If you use this function while * holding a resource the IRQ handler may need you will deadlock. * - * This function may be called - with care - from IRQ context. + * Can only be called from preemptible code as it might sleep when + * an interrupt thread is associated to @irq. + * */ void disable_irq(unsigned int irq) { + might_sleep(); if (!__disable_irq_nosync(irq)) synchronize_irq(irq); } |